mythtv stuff

Jesse Jarzynka denisesballs at thecybersource.com
Tue Mar 23 16:38:51 EST 2004


Brooktree Corporation Bt878 Video Capture, VT8233/A/8235 AC97 Audio
Controller, nVidia Corporation NV18 [GeForce4 MX 440 AGP 8x, 256mb mem.,
AMD Athlon(tm) XP 2400+, anything else?

On Tue, 2004-03-23 at 16:11, Robert Dege wrote:

> Please post the specs of your system:
> 
> Proc, mem, tuner, sound card, and drivers used is a plus :)
> 
> -Rob
> 
> >    Speaking for my Dad(Pete) and myself(Jesse):
> >
> >      "You can not use xawtv to determine if your audio is working
> > correctly, since xawtv is simply using the the analog sound patched
> > through line-in to line-out. It doesn't need to digitize the sound
> > unless you are using the recording function." - quoted from the
> > MythTV troubleshooting website -
> > http://www.mythtv.org/docs/mythtv-HOWTO-20.html#ss20.12
> >
> >      We've been hacking away at MythTV for almost a day now, and here's
> > our conclusions on what's going on.
> > 1. XAWTV works perfect. After we run XAWTV and start up MythTV the channel
> > we are on is the channel we left off on with XAWTV. However, when we
> > change the channels, everything hangs and crashes and we get those sound
> > errors. I happen to think it's a problem with the database now, because we
> > tried to remove our MythTV database and start from scratch, but when we
> > try to restart MySQL, it fails, and we get tons of "InnoDB" errors in the
> > MySQLd log.
> > 2. Saying that, does this mean XAWTV and MythTV are directly connected?
> > Would it just be crashing because the database isn't correct, and still
> > giving us audio errors? Then after it crashes the sound stays running
> > playing horrible static noise, and doesn't stop until we run XAWTV and
> > close it. BUT! Running XAWTV after MythTV crashes screws up the XAWTV
> > configuration and I have to manaually change it back to NTSC and US-Cable,
> > so obviously they are connected some way.
> > 3. I think it's obvious that something isn't set up right. Whether it's
> > the database or the actual sound is what has us confused. Here's some of
> > the errors we get when trying to restart MySQL, even when it says it
> > starts, it still failed:
> >
> > 040323 15:18:50  mysqld started
> > 040323 15:18:50  InnoDB: Out of memory in additional memory pool.
> > InnoDB: InnoDB will start allocating memory from the OS.
> > InnoDB: You may get better performance if you configure a bigger
> > InnoDB: value in the MySQL my.cnf file for
> > InnoDB: innodb_additional_mem_pool_size.
> > InnoDB: The first specified data file ./ibdata1 did not exist:
> > InnoDB: a new database to be created!
> > 040323 15:18:50  InnoDB: Setting file ./ibdata1 size to 10 MB
> > InnoDB: Database physically writes the file full: wait...
> > 040323 15:18:50  InnoDB: Log file ./ib_logfile0 did not exist: new to be
> > created
> > InnoDB: Setting log file ./ib_logfile0 size to 5 MB
> > InnoDB: Database physically writes the file full: wait...
> > 040323 15:18:51  InnoDB: Log file ./ib_logfile1 did not exist: new to be
> > created
> > InnoDB: Setting log file ./ib_logfile1 size to 5 MB
> > InnoDB: Database physically writes the file full: wait...
> > InnoDB: Doublewrite buffer not found: creating new
> > InnoDB: Doublewrite buffer created
> > InnoDB: Creating foreign key constraint system tables
> > InnoDB: Foreign key constraint system tables created
> > 040323 15:18:52  InnoDB: Started
> > /usr/libexec/mysqld: ready for connections
> > 040323 15:19:04  /usr/libexec/mysqld: Normal shutdown
> > 040323 15:20:42  mysqld started
> > 040323 15:20:43  InnoDB: Out of memory in additional memory pool.
> > InnoDB: InnoDB will start allocating memory from the OS.
> > InnoDB: You may get better performance if you configure a bigger
> > InnoDB: value in the MySQL my.cnf file for
> > InnoDB: innodb_additional_mem_pool_size.
> > 040323 15:20:43  InnoDB: Started
> > /usr/libexec/mysqld: ready for connections
> > 040323 15:22:33  /usr/libexec/mysqld: Normal shutdown
> >
> >      Any ideas guys?!?! Any help is much appreciated. Anyone wanna stop by
> > and set us straight? Pizza's on us! Thanks, Jesse
> >
> >
> >
> > >
> > > If you can hear audio when running xawtv, then your setup is incorrect
> > > (unless you're using an MPEG2 encoding card).  You need to mute line-in,
> > > and just set it to capture.
> > >
> > > Plus, your sound card needs to suport full duplex, else it won't work with
> > > mythtv.
> > >
> > > -Rob
> > >
> > >> Hey Mark,
> > >>   I am starting to noodle with mythtv, got it working but must have to
> > >> do some tweaking because I am getting tons of messages in the command
> > >> window bitching   about "Audio buffer overflow, audio data lost!" . I have
> > >> sound but the sound and video are not matched, when watching tv (havent
> > >> checked anything else), and when I exit the program, the sound still
> > >> runs, can't find what's running it and have to reboot to kill the sound,
> > >> or I found that starting xawtv then quitting that, kills the sound from
> > >> the previous mythtv tv sound running. I remember you telling me a while
> > >> back to make sure that the audio sampling rate is set to 48000, and it
> > >> is. Any ideas?
> > >> other than that, mythtv is too cool!
> > >>
> > >
> > >
> > >
> > > Dege
> > >
> > > I'm just not up2date on my al-kee-hol-*hic* lingo
> > > Although, I do have that slurring part down ;)
> > >
> >
> >
> 
> 
> 
> Dege
> 
> I'm just not up2date on my al-kee-hol-*hic* lingo
> Although, I do have that slurring part down ;)
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